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In a graphical representation of data, the largest numerical value is 4 the smallest numerical value is 25. If classes desired are 4 then class interval is_____.

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Important Questions on Organisation of Data

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Arrange the following households in ascending order of per capita income.

Name of Household Total Income of Household Size of the Household
Rajat 6000 5
Raman 5000 5
Suman 3200 4
Priya 8400 6

 

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Ten matches data is given. Then which of the following cannot be found?
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If Samir withdraws Rs. 25,000 from his bank account by submitting a self cheque in bank for making payments and he also gave a account Pay cheque for Rs. 52,000 issued by his employer in his favour. Now what happens to the Balance in his account?
MEDIUM

The given pie-diagram shows the marks scored by a student in different subjects e.g. English, Hindi, Mathematics, Science and Social Science in an examination. Assuming that the total marks for the examination is 540 answer the following question:

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The subject in which the student scored 105 marks is

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The total number of live births in a specific locality during different months of a specific year was obtained from the office of the Birth Registrar. This set of data may be called:
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Data collected on religion from the census reports are
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Census reports are used as a source of _________ data
HARD

The given pie-diagram shows the marks scored by a student in different subjects e.g. English, Hindi, Mathematics, Science and Social Science in an examination. Assuming that the total marks for the examination is 540  answer the following question:

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The marks scored in Mathematics is what percentage of the total marks ?

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The data collected from which one of the following methods is not a primary data ?
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Data on ratings of hotels in a city is measured on
HARD

The given pie-diagram shows the marks scored by a student in different subjects e.g. English, Hindi, Mathematics, Science and Social Science in an examination. Assuming that the total marks for the examination is 540, answer the following question:

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The marks scored in Hindi and Mathematics exceed the marks scored in English and Social Science by:

MEDIUM
In a frequency distribution, the mid value of a class is 10 and its width is 6, then the lower limit of the class will be
HARD

The given pie-diagram shows the marks scored by a student in different subjects e.g. English, Hindi, Mathematics, Science and Social Science in an examination. Assuming that the total marks for the examination is 540 answer the following question:

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The subject in which the student scored 22.2% marks ?

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The daily wage of a person in rural area is Rs. 200 an the poverty line for a person is fixed at Rs. 800 per month for rural areas. Following table shows the detail of employment of four families living in a village. Identify the family living below poverty line:

Family Total days of Employment of got in a month by the family Members of family
Ram 10 2
Radha 18 3
Raju 12 4
Pooja 25 5

 

HARD

The given pie-diagram shows the marks scored by a student in different subjects e.g. English, Hindi, Mathematics, Science and Social Science in an examination. Assuming that the total marks for the examination is 540 answer the following question:

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The marks obtained in three subjects English, science and Social Science is what percentage of the total marks ?

HARD

Study the pie chart and information given below and answer the following questions. There are 1960 students in the school who opted Gardening as a hobby.

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What is the total no. of students in the school ?

HARD

Study the pie chart and information given below and answer the following questions. There are 1960 students in the school who opted Gardening as a hobby.

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How many students have Drawing as a hobby ?

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In graphical representation of data, ideographs are also called as
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Frequency density of a class is computed by the ratio:
MEDIUM

The given table represents the exports (in ₹crores)of four items A, B, C and D over a period of six years. Study the table and answer the question that follows.

Items A B C D
Years
2010 240 128 180 214
2011 250 134 244 282
2012 225 138 230 247
2013 370 169 340 224
2014 425 182 300 309
2015 400 209 306 275

The total exports of item D in 2010, 2012 and 2014 is what percentage of the total exports of all the four items in 2011 and 2012?